Annual gutter cleaning is important, as we all know the damage clogged gutters can do.
In addition to gutter cleaning did you know that keeping your home and roof cleaned as well adds life to it.
The black stains on your roof is a cyana bacteria called gleo capsa magma. It is feeding on your roof and if not killed will shorten the life of your roof.
In addition to gutter cleaning, consider no pressure roof washing by a certified RCIA contractor.
If untreated, once the bacteria gets ahold of your roof. Moss will form!
Moss lifting the shingles on a roof in pg county maryland